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OPTIMA D51RT1

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Model No OPTIMA D51RT1
Description Optima D51RT1 Yellow Top Deep-cycle/Starting Battery 12V 450CCA 38AH (JIS Pencil Post)
Weight(kg) 11.8
Product Rating Batteries Direct 5 Stars Rating - The best quality product of its type with a proven reliability and excellent warranty support
Brand Optima
Comments
Optima Yellow Top Deep-cycle/Starting Battery
 
Model Voltage

CCA (Amps)

Ah (@ C20)
RC (in mins)
Weight (kg)
Terminals
Dimensions** (L x W x H)(mm)
D51R-T1
12
450
38
66
11.8
- JIS small +
238x129x229
D51R-T2
12
450
38
66
11.8 - SAE +
238x129x229 
D51-T1
12
450
38 66
11.8
+ JIS small -
238x129x229 
D51-T2
12
450
38
66
11.8
+ SAE -
238x129x229 
D75/25
12
650
48
98
16
+ SAE -
238x173x199
D35
12
650
48
98
16.6
- SAE +
238x173x199 
D34
12
750
55
120
19.6
+ SAE -
254x171x199
D34/78
12
750
55
120
19.9
+ SAE - 254x173x199
D27F
12
830
66
140
24.4
- SAE +
309x173x222
D31A
12
900
75
155
27.3
Centre SAE
329x171x238
D31T
12
900
75
155
27.3
Centre stud
329x171x238
 *Specifications may change without notice **Dimensions are overall maximum and include all handles

OPTIMA® YELLOWTOP® D51R Ultra high-performance SPIRALCELL TECHNOLOGY® AGM (absorbent glass mat) dual-purpose deep-cycle and starting battery. OPTIMA® YELLOWTOP® batteries have three times the cycling capability (rechargeability) with ultimate cranking power for your auto, car or truck to outperform traditional batteries. Perfect for powering heavy electrical loads, including winches, audio systems, inverters, and other demanding vehicle accessories and electronics. Lower internal resistance provides more efficient power output and faster recharges.

The OPTIMA® model number for this battery is D51R. If you are replacing an OPTIMA® battery you already have, this model is the same as batteries marked 8073-167, 9073-167, 27952, YEL51R, 256735, SC51RDA, or N9951RYEL.

Warranty: 3 years private use, all OPTIMA® have their warranty details on the top label and are honoured by the warranty stated on that label.  

Battery Model: D51RT1
Part Number: 8073-167
NSN: Number applied for, product currently available
UPC Code: 8 11405 00008 9

Performance Data

Cold Cranking Amps: 450
Cranking Amps: 575
Nominal Voltage: 12 volts
Open Circuit Voltage (fully charged): 13.1 volts
Internal Resistance (fully charged): 0.0046 ohms
Capacity: 38 Ah (C/20)
Reserve Capacity: BCI: 66 minutes (25 amp discharge, 80°F (26.7°C ), to 10.5 volts cutoff)

Physical Characteristics

Plate Design:

High purity lead-tin alloy.  Wound cell configuration utilizing proprietary SPIRALCELL TECHNOLOGY®.

Electrolyte:

Sulfuric acid, H2SO4

Case: Polypropylene
Case Color: Light Gray
Cover Color: “OPTIMA“ Yellow
Group Size: BCI: 51
Post Type: JIS Post
Weight: 11.8 KG
Length: 238 mm
Width: 129 mm
Height: 228 mm

Power

CCA (BCI 0°F): 450 amps
MCA (BCI 32°F): 575 amps

Recommended Charging

The following charging methods are recommended to ensure a long battery life:
(Always use a voltage regulated charger with voltage limits set as described below.)

Model: D51 and D51R
These batteries are designed for starting and deep cycling applications and for use in
vehicles with large accessory loads.


Recommended Charging Information

Alternator: 13.65 to 15.0 volts
Battery Charger: 13.8 to 15.0 volts; 10 amps maximum; 6-12 hours approximate
Float Charge: 13.2 to 13.8 volts; 1 amp maximum (indefinite time at lower voltages)
Rapid Recharge (Constant voltage charger): Maximum voltage 15.6 volts. No current limit as long as battery temperature remains below 125°F (51.7°C). Charge until current drops below 1 amp. All limits must be strictly adhered to.
Cyclic or Series String 

14.7 volts. No current limit as long as battery temperature remains below 125°F (51.7°C). When current falls below 1 amp, finish with 2 amp constant current for 1 hour.

Authorised Optima Batteries Distributor
Warranty Info OPTIMA D51RT11410227417_1.pdf 
 



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